State profile · Below national median SD

Maryland bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Maryland — drawn straight from the FHWA National Bridge Inventory.

5,527
Public bridges
25.9%
Good condition
4.3%
Poor condition
4.3%
Structurally deficient

Total Bridges

5,527

Public highway bridges in Maryland

Good Condition

25.9%

1,432 bridges rated 7-9

-24.1pp vs 50% benchmark

Poor Condition

4.3%

236 bridges rated 0-4

Structurally Deficient

4.3%

236 bridges flagged for repair priority

-2.7pp vs national avg 7.0%

Maryland vs national bridge condition

Maryland — Good condition share 25.9%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Maryland — Structurally deficient share 14.2%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Maryland vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Maryland on the same metric.

09

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277

47

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426
Selected

24

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527

08

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965

41

Oregon

4.46% top marginal rate
Structure
Progressive
Burden @ $100K
$8,310

Bridges Needing Most Attention in Maryland

Six lowest-condition bridges in Maryland, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Maryland

IS 695 IL

Good

Over: MTA METRO

0.15 MILE SOUTH OF IS 795, Baltimore, MD

Built 1961 Load: 53.1 t ADT: 189,237

IS 695 OL

Good

Over: MTA METRO

0.15 MILE SOUTH OF IS 795, Baltimore, MD

Built 1961 Load: 53.1 t ADT: 92,886

EBENEZER RD

Good

Over: WINDLASS RUN

1.1 MI E OF PULASKY HWY, Baltimore, MD

Built 2009 Load: 53.1 t ADT: 9,700

GILBERT ROAD

Good

Over: CARSINS RUN

0.5 MILES N MD 22, Harford, MD

Built 1960 Load: 53.1 t ADT: 1,000

US 1 ALT

Good

Over: CSX TRANS.

0.11 MILE SOUTH OF US 1, Prince George's, MD

Built 1989 Load: 53.1 t ADT: 13,462

MD 450B

Good

Over: CSX TRANS.

.164 MILE SOUTH OF MD 197, Prince George's, MD

Built 2006 Load: 53.1 t ADT: 10,841

BATTLETOWN ROAD

Good

Over: ANTIETAM CREEK

0.45 MI W OF MD RTE 60, Washington, MD

Built 1985 Load: 53.1 t ADT: 126

ATHOL ROAD

Good

Over: REWASTICO POND

2.5 Miles west of MD 347, Wicomico, MD

Built 2007 Load: 53.1 t ADT: 130

MD 935

Good

Over: GEORGES CREEK

0.26 MI N OF MD 35A, Allegany, MD

Built 2004 Load: 53.5 t ADT: 1,430

MD 100 EBR

Good

Over: STONY RUN

0.5 MI W OF MD 170, Anne Arundel, MD

Built 1995 Load: 53.5 t ADT: 74,302

CONNECTOR ROAD

Good

Over: BW PARKWAY

2.0 MILES FROM MARYLAND R, Anne Arundel, MD

Built 1988 Load: 53.5 t ADT: 14,000

HILLRISE AVENUE

Good

Over: LONG GREEN CREEK

100 FT W OF HARTLEY M RD, Baltimore, MD

Built 1989 Load: 53.5 t ADT: 100

WINCH RD

Good

Over: CSX RAILROAD

1.33 MILES S OF IS 95, Cecil, MD

Built 2010 Load: 53.5 t ADT: 246

APPLETON ROAD

Good

Over: CSX RAILROAD

0.5 MI. S OF BARKSDALE RD, Cecil, MD

Built 2011 Load: 53.5 t ADT: 5,425

HAVILAND MILL ROAD

Good

Over: PATUXENT RIVER

1.5 MI E OF MD 650, Howard, MD

Built 1998 Load: 53.5 t ADT: 776

IS-370 EBR

Good

Over: IS-370 RP1, MD200 RP7

5.67 MI WEST OF MD 97, Montgomery, MD

Built 2010 Load: 53.5 t ADT: 39,531

NEEDWOOD ROAD

Good

Over: MD 200 (ICC)

2.88 MI W OF MD 97, Montgomery, MD

Built 2010 Load: 53.5 t ADT: 760

CHEW ROAD

Good

Over: HORSE TAVERN BRANCH

0.5 MILES EAST OF US 301, Prince George's, MD

Built 2007 Load: 53.5 t ADT: 236

MD 404 WB

Good

Over: NORWICH CREEK

ON TALBOT COUNTY LINE, Queen Anne's, MD

Built 2017 Load: 53.5 t ADT: 10,780

US 13 NB

Good

Over: PARKER POND

0.42 MILE SOUTH OF MD 350, Wicomico, MD

Built 1975 Load: 53.5 t ADT: 24,770

MEADOWBRIDGE RD

Good

Over: DIVIDING CREEK

WORCESTER/SOMERSET LINE, Worcester, MD

Built 2018 Load: 53.5 t ADT: 442

MD 545

Good

Over: LITTLE ELK CREEK

0.03 MILE NORTH OF IS 95, Cecil, MD

Built 2011 Load: 53.8 t ADT: 4,721

MD 97

Good

Over: Meadow Branch

2 MI. N OF OLNEY, Montgomery, MD

Built 2021 Load: 53.8 t ADT: 10,400

RIDGE ROAD

Good

Over: BEAVERDAM RUN

0.81 MI W OF MD 25, Baltimore, MD

Built 2002 Load: 54.0 t ADT: 2,525

I-895 SB

Good

Over: MOORES RUN

I-895 SB Milepost 14.54, Baltimore city, MD

Built 2009 Load: 54.0 t ADT: 78,180

BETHANY LANE

Good

Over: LITTLE PATUXENT RIVER

0.1 MI N OF US RTE 40, Howard, MD

Built 2006 Load: 54.0 t ADT: 7,980

NOTLEY ROAD

Good

Over: MD 200 (ICC)

0.71 MI WEST OF MD 650, Montgomery, MD

Built 2010 Load: 54.0 t ADT: 4,997

BROWN STATION RD

Good

Over: TRIB TO FEDERAL SPRG BR

0.5 MI N OF MARLBORO PIKE, Prince George's, MD

Built 1993 Load: 54.0 t ADT: 10,054

FENNO ROAD

Good

Over: MATAPONI CREEK

0.29 M S OF ST THMSCH RD, Prince George's, MD

Built 2011 Load: 54.1 t ADT: 80

BIG FALLS ROAD

Good

Over: BIG GUNPOWDER FALLS

0.36 MI S. OF HICKS ROAD, Baltimore, MD

Built 2008 Load: 54.4 t ADT: 1,204

MD 272 SB

Good

Over: BR OF NORTH EAST RIVER

1.03 MILE SOUTH OF US 40, Cecil, MD

Built 1987 Load: 54.4 t ADT: 7,412

DR. JACK ROAD

Good

Over: OCTORARO CREEK

.05 MI. N OF BASIN RUN RD, Cecil, MD

Built 1989 Load: 54.4 t ADT: 2,044

HAMILTON ROAD

Good

Over: TRIBUTARY TO MATTAWOMAN

TIMBERBROOK DR INTERSECT, Charles, MD

Built 2012 Load: 54.4 t ADT: 1,116

CHESTERVILLE BRIDG

Good

Over: MILLS BRANCH

0.4 MI W OF US 301, Kent, MD

Built 1997 Load: 54.4 t ADT: 266

INWOOD AVENUE

Good

Over: TRIBUTARY TO SLIGO CREEK

AT FOLK STREET, Montgomery, MD

Built 1956 Load: 54.4 t ADT: 2,972

GROFF ROAD

Good

Over: UNICORN BRANCH

0.1 MI FROM MD RTE 313, Queen Anne's, MD

Built 2007 Load: 54.4 t ADT: 91

KINGSTON ROAD

Good

Over: KINGS CREEK

5 MI NE OF EASTON, Talbot, MD

Built 2007 Load: 54.4 t ADT: 280

NICODEMUS MILL RD

Good

Over: DOG CREEK

0.08 MI N OF DOGSTREET RD, Washington, MD

Built 1996 Load: 54.4 t ADT: 294

MD 36

Good

Over: JENNINGS RUN

1.38 MI S OF MD 47, Allegany, MD

Built 1995 Load: 54.9 t ADT: 2,290

BOLLINGER ROAD

Good

Over: NORTH MIDDLE RUN

1 MI S OF WESTMNSTR PIKE, Carroll, MD

Built 1974 Load: 54.9 t ADT: 1,836

MD 7B

Good

Over: MILL CREEK

0.13 MILE SOUTH OF MD 327, Cecil, MD

Built 2006 Load: 54.9 t ADT: 1,700

JEB STUART TRAIL

Good

Over: TRIB TO LITTLE MONOCACY

0.18 MI WEST OF MD RTE 28, Montgomery, MD

Built 2010 Load: 54.9 t ADT: 20

MD 234

Good

Over: ST CLEMENTS CREEK

0.28 MILE EAST OF MD 242, St. Mary's, MD

Built 1950 Load: 54.9 t ADT: 9,701

IS 68 WB

Good

Over: SIDELING HILL CREEK

ON ALLEGANY CO LINE, Washington, MD

Built 1982 Load: 54.9 t ADT: 19,950

PHILLIPS MILL ROAD

Good

Over: EAST BRANCH/ WINTERS RUN

0.6 MILES W OF MD 23, Harford, MD

Built 2020 Load: 55.1 t ADT: 434

IS 68 EBR

Good

Over: DRY RIDGE ROAD

2.6 MI W OLD CUMBERL RD, Allegany, MD

Built 1990 Load: 55.3 t ADT: 18,551

IS 68 WBR

Good

Over: DRY RIDGE ROAD

2.6 MI W OLD CUMBERL RD, Allegany, MD

Built 1990 Load: 55.3 t ADT: 18,551

PEA VINE RUN ROAD

Good

Over: PEA VINE RUN

0.50 MI W OF MD 807, Allegany, MD

Built 2009 Load: 55.3 t ADT: 186

NEW SCHOOL ROAD

Good

Over: DUTCH HOLLOW RUN

0.4 MI. N. OF MD 36, Allegany, MD

Built 1954 Load: 55.3 t ADT: 306

MD 436

Good

Over: WEEMS CREEK

0.35 MILE SOUTH OF IS 595, Anne Arundel, MD

Built 1997 Load: 55.3 t ADT: 5,181

Showing 4,651-4,700 of 5,527 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.